The death toll from sweeping anti-immigrant riots in Johannesburg suburbs rose to five on Tuesday as police attempted to restore order with rubber bullets.Large sections of Africa’s largest and wealthiest city were deserted as tens of thousands of workers, commuters and school children stayed home to avoid violence directed at ‘foreigners’ from other parts of Africa.Rocks, bricks and rubber bullets lay strewn across the empty streets of Alexandra after mobs plundered the township overnight, burning and looting shops in their path.Police presence remained heavy last night after officers fired rubber bullets to disperse the last of the crowds.Many shops owned by ‘foreigners’ were looted on a second night of urban rioting where hundreds of people marched through the streets on Monday in an unusually large expression of anti-foreigner sentiment.